fix: got_ocr

app.py

@@ -33,7 +33,7 @@ def pdf_to_images(pdf_path):
         pix = page.get_pixmap(matrix=mat, alpha=False)
         img = Image.frombytes("RGB", [pix.width, pix.height], pix.samples)
 
-        # 增��对比度
+        # 增对比度
         enhancer = ImageEnhance.Contrast(img)
         img = enhancer.enhance(1.5)  # 增加50%的对比度
 
@@ -118,7 +118,7 @@ def fine_grained_update(fine_grained_type):
 
 with gr.Blocks() as demo:
     pdf_input = gr.File(label="上传PDF文件")
-    image_gallery = gr.Gallery(label="PDF页面预览", columns=3, height="auto")
+    image_gallery = gr.Gallery(label="PDF页面预览", columns=3, height="auto", max_height=300)
     selected_index = gr.State(None)
     pdf_input.upload(fn=process_pdf, inputs=pdf_input, outputs=image_gallery)
     image_gallery.select(fn=on_image_select, inputs=[], outputs=selected_index)